摘要: https://ac.nowcoder.com/acm/contest/13504 阅读全文
posted @ 2021-03-27 21:10 AngelKnows 阅读(25) 评论(0) 推荐(0)
摘要: https://ac.nowcoder.com/acm/contest/13504/H 结论挺简洁有趣的。 阅读全文
posted @ 2021-03-27 21:08 AngelKnows 阅读(40) 评论(0) 推荐(0)